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7900 Series > 7911A5
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7911A5
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Description
Bearing Numbers
Single row
:
7911A5
DB
:
7911DB
DF
:
7911DF
DT
:
7911DT
Principal dimensions(mm)
d
:
55
D
:
80
B
:
13
r(min)
:
1
r1(min)
:
0.6
Basic load ratings(N)
Cr
:
18100
Cor
:
16800
Basic load ratings(kgf)
Cr
:
1840
Cor
:
1710
Value
fo
:
16.4
Limiting Speed (rpm)
Grease
:
10000
Oil
:
14000
Distance of action point(mm)
a
:
22.2
Abutment and fillet dimensions
da(min)
:
61
Da(max)
:
74
ra(max)
:
1
Weight
(kg)
:
0.184
Basic load ratings(duplex bearing) (N)
Cr
:
29300
Cor
:
33500
Basic load ratings(duplex bearing) (kgf)
Cr
:
2990
Cor
:
3400
Limiting Speed(duplex bearing) (rpm)
Grease
:
8000
Oil
:
11000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement
:
44.5
face-to-face arrangement
:
18.5
Installation dimensions(duplex bearing)
db(min)
:
-
Db(max)
:
75
rb(max)
:
0.6
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